// Device destructor
vrpn_WiiMote::~vrpn_WiiMote() {
// Close the device and
if (wiimote->connected) {
wiiuse_disconnect(wiimote->device);
}
delete wiimote;
}
/**
* @brief Clean up wiimote_t array created by wiiuse_init()
*/
void wiiuse_cleanup(struct wiimote_t** wm, int wiimotes) {
int i = 0;
if (!wm) {
return;
}
WIIUSE_INFO("wiiuse clean up...");
for (; i < wiimotes; ++i) {
wiiuse_disconnect(wm[i]);
wiiuse_cleanup_platform_fields(wm[i]);
free(wm[i]);
}
free(wm);
return;
}
/**
* Close connection to the wiimote with the given id.
*
* @param id the id of the wiimote to disconnect.Must be 1 or 2.
*/
JNIEXPORT void JNICALL Java_wiiusej_WiiUseApi_closeConnection
(JNIEnv *env, jobject obj, jint id) {
wiiuse_disconnect(wiimotes[id]);
}
void triple_buffer(BITMAP **page) {
int i = 0, w, repeat, active_page = 0;
int time_diff, bar_number, *used_voices = NULL, hw_voices;
int text_bar_height, half_bar_size;
unsigned int radius;
coord_t dot[2], dot_old[2], cal[2], cal_tmp[2];
wiimote *wiimote;
char *fonts[NUM_MAX_FONTS] = FONTS;
FONT *font_msg, *font_notes;
BITMAP *background;
bars *bar;
/* dot_old data initialization. dot_old's X coord is not used */
dot_old[0].y = SCREEN_H;
dot_old[1].y = SCREEN_H;
/* Wiimote initialization*/
wiimote = *wiiuse_init(1);
/* Load fonts, size of font is related to SCREEN_W */
do {
font_msg = load_font(fonts[i], NULL, NULL);
__ASSERT(font_msg, ERROR_CANT_LOAD_FONT(fonts[i]));
w = text_length(font_msg, WIIMOTE_CONNECTION_MSG);
} while (w >= SCREEN_W && ++i < (NUM_MAX_FONTS-1));
/* Notes' font is smaller than messages' font */
font_notes = load_font(fonts[i], NULL, NULL);
__ASSERT(font_notes, ERROR_CANT_LOAD_FONT(fonts[i]));
/* Initialize and calculate bars size, point radius, text bar height, and calculate half bar size for text output under bars */
bar = bar_create(NUM_BARS);
radius = RADIUS(bar);
text_bar_height = TEXT_BAR_HEIGHT;
half_bar_size = HALF_BAR_SIZE(bar);
/* Control the max number of available hardware voices. Though ALSA driver voices are up to 64, max hardware voices generally are 8-16. Checking the allocated voices after the driver allocation seems to be the only way */
hw_voices = get_mixer_voices();
if (hw_voices < NUM_BARS)
used_voices = reallocate_voices(bar, hw_voices);
/* Install timer, 10 ticks a second */
LOCK_VARIABLE(timer);
LOCK_FUNCTION(inc_timer);
install_int_ex(inc_timer, BPS_TO_TIMER(10));
/* Load background from file */
background = load_tga("images/back.tga", NULL);
__ASSERT(background, ERROR_CANT_LOAD_IMAGE("back.tga"));
/* Enables vertical syncronization*/
vsync();
i = 0;
/* First frame, this lasts until wiimote is connected, the user is prompted to activate the wiimote by pressing 1 & 2 keys on the wiimote */
while(i == 0 && !keypressed()) {
active_page = start_credits3buf(page, active_page);
clear_keybuf();
title3buf(page, active_page, font_msg);
clear_keybuf();
repeat = 0;
while(repeat++ < 8 && i == 0 && !keypressed()) {
stretch_blit(background, page[active_page], 0, 0, background->w, background->h, 0, 0, SCREEN_W, SCREEN_H); // background
if(repeat%2 == 1)
textout_centre_ex(page[active_page], font_msg, WIIMOTE_CONNECTION_MSG, SCREEN_W/2, SCREEN_H/2, makecol(0, 0, 0), -1); // text prompt
release_bitmap(page[active_page]);
/* make sure the last flip request has actually happened */
do {
} while (poll_scroll());
/* post a request to display the page we just drew */
request_video_bitmap(page[active_page]);
/* update counters to point to the next page */
switch (active_page) {
case 0: active_page = 1; break;
case 1: active_page = 2; break;
case 2: active_page = 0; break;
}
/* Search for a wiimote */
i = wiiuse_find(&wiimote, 1, 1);
}
}
/* Try to connect to the wiimote */
__ASSERT(wiiuse_connect(&wiimote, 1) > 0, ERROR_CANT_OPEN_WIIMOTE);
/* Activate the first led on the wiimote */
wiiuse_set_leds(wiimote, WIIMOTE_LED_1);
/* Activate the ir module on the wiimote */
wiiuse_set_ir(wiimote, TRUE);
wiiuse_motion_sensing(wiimote, FALSE);
wiiuse_set_ir_sensitivity(wiimote, 1);
wiiuse_set_flags(wiimote, WIIUSE_CONTINUOUS, 0);
cal[0].x = 0;
cal[0].y = 0;
cal[1].x = 1023;
cal[1].y = 767;
/* CALIBRATION LOOP */
for(repeat=0;repeat<2;repeat++) {
clear_keybuf();
while(!keypressed()) {
if (wiiuse_poll(&wiimote, 1)) // if there are datas pending from/to wiimote or ESC is pressed
if (key[KEY_ESC] || wiimote->event == WIIUSE_DISCONNECT || wiimote->event == WIIUSE_UNEXPECTED_DISCONNECT || IS_PRESSED(wiimote, WIIMOTE_BUTTON_HOME)) { // if ESC is pressed, if wiimote update fails, or if HOME key on wiimote is pressed
wiiuse_disconnect(wiimote);
destroy_bitmap(background);
destroy_font(font_msg);
destroy_font(font_notes);
for (i=0;i<NUM_BARS;i++) {
deallocate_voice(bar[i].voice);
destroy_sample(bar[i].sound);
}
free(bar); // YO!! :-)
free(used_voices);
return;
}
/* background */
stretch_blit(background, page[active_page], 0, 0, background->w, background->h, 0, 0, SCREEN_W, SCREEN_H);
if (wiimote->ir.dot[0].visible) { // if ir source is visible
/* Read coords from the wiimote's ir*/
dot[0] = transpose(wiimote->ir.dot[0], cal, 0);
}
switch(repeat) {
case 0:
textout_centre_ex(page[active_page], font_msg, WIIMOTE_CAL_ASX, SCREEN_W/2, SCREEN_H/2, makecol(0, 0, 0), -1); // text prompt
rect(page[active_page], dot[0].x, dot[0].y, SCREEN_W+1, SCREEN_H+1, makecol(0, 0, 0));
break;
case 1:
textout_centre_ex(page[active_page], font_msg, WIIMOTE_CAL_BDX, SCREEN_W/2, SCREEN_H/2, makecol(0, 0, 0), -1); // text prompt
rect(page[active_page], dot[1].x, dot[1].y, SCREEN_W+1, SCREEN_H+1, makecol(0, 0, 0));
rect(page[active_page], -1, -1, dot[0].x, dot[0].y, makecol(0, 0, 0));
break;
}
circlefill(page[active_page], dot[0].x, dot[0].y, radius, makecol(0, 0, 0));
release_bitmap(page[active_page]);
/* make sure the last flip request has actually happened */
do {
} while (poll_scroll());
/* post a request to display the page we just drew */
request_video_bitmap(page[active_page]);
/* update counters to point to the next page */
switch (active_page) {
case 0: active_page = 1; break;
case 1: active_page = 2; break;
case 2: active_page = 0; break;
}
}
cal_tmp[repeat].x = wiimote->ir.dot[0].x;
cal_tmp[repeat].y = wiimote->ir.dot[0].y;
dot[1] = dot[0];
}
__ASSERT((cal_tmp[0].x < cal_tmp[1].x && cal_tmp[0].y > cal_tmp[1].y), ERROR_WHILE_CALIBRATING);
cal[0].x = cal_tmp[0].x;
cal[0].y = 767-cal_tmp[0].y;
cal[1].x = cal_tmp[1].x;
cal[1].y = 767-cal_tmp[1].y;
/* MAIN LOOP */
while (TRUE) {
/* Draw a frame */
if (wiiuse_poll(&wiimote, 1) || key[KEY_ESC]) // if there are datas pending from/to wiimote or ESC is pressed
if (key[KEY_ESC] || wiimote->event == WIIUSE_DISCONNECT || wiimote->event == WIIUSE_UNEXPECTED_DISCONNECT || IS_PRESSED(wiimote, WIIMOTE_BUTTON_HOME)) { // if ESC is pressed, if wiimote update fails, or if HOME key on wiimote is pressed
wiiuse_disconnect(wiimote);
destroy_bitmap(background);
destroy_font(font_msg);
destroy_font(font_notes);
for (i=0;i<NUM_BARS;i++) {
deallocate_voice(bar[i].voice);
destroy_sample(bar[i].sound);
}
free(bar); // YO!! :-)
free(used_voices);
return;
}
/* background */
stretch_blit(background, page[active_page], 0, 0, background->w, background->h, 0, 0, SCREEN_W, SCREEN_H);
/* Xylophone's bars and notes names */
for(i=0;i<NUM_BARS;i++) {
if (bar[i].t_start != -1 && (time_diff = timer-bar[i].t_start) > TICKS_TO_BLACK) // if color animation ends
bar[i].t_start = -1;
if (bar[i].t_start == -1) // if no color animation
bar[i].color = 0;
else bar[i].color = COLORVAL(time_diff); // if color animation is running
/* Draw bar */
rectfill(page[active_page], bar[i].min.x, bar[i].min.y, bar[i].max.x, bar[i].max.y, makecol(bar[i].color, bar[i].color, bar[i].color));
/* Print bar's associated note */
textout_centre_ex(page[active_page], font_notes, bar[i].note, (bar[i].min.x + half_bar_size), text_bar_height, makecol(0, 0, 0), -1);
}
// da normalizzare e da contenere nello schermo, ir
for(i=0;i<MAX_IR_DOTS;i++) {
if (wiimote->ir.dot[i].visible) { // if ir source is visible
/* Read coords from the wiimote's ir*/
dot[i] = transpose(wiimote->ir.dot[i], cal, radius);
/* If the ir source is under the bars and in previous frame it was above the bars, then play the sound and start the animation */
if (dot[i].y > bar[0].min.y-radius) {
if(dot_old[i].y <= bar[0].min.y-radius) {
/* This calculates on which bar the ir source actually is */
bar_number = is_onbar(bar, dot[i].x, NUM_BARS);
/* play bar_number's sound with specified volume */
play_bar_voice(bar, bar_number, volume(dot[i].y-dot_old[i].y), used_voices, hw_voices);
}
/* The dot have not to go under the bars or out of the screen */
circlefill(page[active_page], dot[i].x, bar[0].min.y-radius, radius, makecol(0, 0, 0));
}
else circlefill(page[active_page], dot[i].x, dot[i].y, radius, makecol(0, 0, 0));
dot_old[i].y = dot[i].y;
}
else dot_old[i].y = SCREEN_H;
}
release_bitmap(page[active_page]);
/* make sure the last flip request has actually happened */
do {
} while (poll_scroll());
/* post a request to display the page we just drew */
request_video_bitmap(page[active_page]);
/* update counters to point to the next page */
switch (active_page) {
case 0: active_page = 1; break;
case 1: active_page = 2; break;
case 2: active_page = 0; break;
}
}
}
void Wiimote::disconnect()
{
wiiuse_disconnect(this->wm);
}
void wiimote_disconnect() {
for(int i = 0; i < MAX_WIIMOTES; i++)
wiiuse_disconnect(wiimote[i]);
}
